Study of Security Issues on Traditional and New Generation of e-Commerce Model

Nowadays electronic commerce services have risen to become more and more popular on Internet and Web environment. Exchange security on network is very important for e-commerce service and it is always the key factor that affects the success of electronic commerce (e-commerce). In this paper, the authors discuss some security related issues about traditional and new generation of e-commerce model, such as authentication, authorization, non-repudiation, and integrity in P2P model; moreover, they discuss some trust models in P2P e-commerce.